This is one of those books that just leaves you with a “wow” feeling.
This is written by Madeline L’Engle and is part of A Wrinkle in Time, The Quartet, series.
Polly is with her grandparents in New England and discovers that she is above sacred space but also goes through a dimension in time that brings her back to the same area 3,000 years prior. Polly meets the people who inhabited the area. They think her a goddess.
This book touches on faith, religion, physics, science, and time. 10 out of 10. A must read.